Part 2 of this series will show you how to combine multiple sales feeds and aggregate the total units for each product ID using the combine, group, and transform operators.
本系列的第2部分将展示如何组合多个销售提要，并使用combine、group和transform操作符计算每种产品的总量。
So we transform it to total angular momentum representation in instant form and explore the physical contents of the meson radial eigen equations.
所以我们把这一哈密顿量变换到瞬时形式下总角动量表象中，并仔细分析所得到的介子径向本征方程的物理内涵。
The general consideration, design of optical and mechanical structure for an inner attenuation total reflection (ATR) instrument used in infrared Fourier transform spectroscopy were introduced.
介绍了傅里叶变换光谱仪的衰减内全反射装置(atr)的基本原理、光学和机械结构设计。
Firstly space transform method was used to transform initial kernel between class scatter matrix and kernel total scatter matrix, so the kernel total scatter matrix became positive definition.
利用空间变换的有关理论，使得变换后的核总体散布矩阵满足非奇异性；
Attenuated total reflection Fourier transform infrared (ATR-FTIR) was used to study the inhibition mechanism.
应用全内反射红外光谱法探讨了复配缓蚀剂的缓蚀机理。
The conception of wavelet energy spectrum (WES) is posed by comparing the conservation of total energy in harmonic analysis, power spectrum analysis and wavelet transform.
通过比较傅里叶分析和小波分析中能量守恒公式，提出了小波能量谱的概念。
The glass surface was characterized by attenuated total reflection Fourier transform infrared spectroscopy (ATR - FTIR) and contact Angle tester to prove the polymer was successfully grafted on it.
通过衰减全反射红外法(atr-FTIR)、接触角等表征手段证明玻璃表面成功地接枝上了聚合物。
The glass surface was characterized by attenuated total reflection Fourier transform infrared spectroscopy (ATR - FTIR) and contact Angle tester to prove the polymer was successfully grafted on it.
通过衰减全反射红外法(atr-FTIR)、接触角等表征手段证明玻璃表面成功地接枝上了聚合物。
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